Specifications:

ARRI FF-4 Manual Follow Focus

• Follow focus system for use with film and cine-style lenses
• Gear ratio of 1:2 is appropriate for a wide range of lens barrel sizes
• Choice of three different focusing knobs (standard, hard stop, 2-speed)
• Compatible with ARRI lightweight support as a slide-on unit
• With adapter, compatible with studio rods systems 15 and 19mm
• Compatible with a wide range of ARRI driver gears and knob accessories
• ARRI reversing gear set available for use with Nikon and Leica lenses
• Economical and robust